Unspecified vulnerability in CGI.pm 3.50 and earlier allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response spli
Unspecified vulnerability in CGI.pm 3.50 and earlier allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unknown vectors. NOTE: this issue exists because of an incomplete fix for CVE-2010-2761.
- Published
- Dec 6, 2010
- Updated
- Jun 16, 2026
- EPSS
- 2.6% · 85th percentile
- CWE
- —
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Report tools
Action score
18
Monitor
Low priority for now.
- CVSS
- 17 / 40 · 4.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.6%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| andy armstrong | cgi.pm | cpe:2.3:a:andy_armstrong:cgi.pm |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- andy armstrong cgi.pmup to 3.50 inclusive
- andy armstrong cgi.pm1.4
- andy armstrong cgi.pm1.42
- andy armstrong cgi.pm1.43
- andy armstrong cgi.pm1.44
- andy armstrong cgi.pm1.45
- andy armstrong cgi.pm1.50
- andy armstrong cgi.pm1.51
- andy armstrong cgi.pm1.52
- andy armstrong cgi.pm1.53
- andy armstrong cgi.pm1.54
- andy armstrong cgi.pm1.55
- andy armstrong cgi.pm1.56
- andy armstrong cgi.pm1.57
- andy armstrong cgi.pm2.0
- andy armstrong cgi.pm2.01
- andy armstrong cgi.pm2.13
- andy armstrong cgi.pm2.14
- andy armstrong cgi.pm2.15
- andy armstrong cgi.pm2.16
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | libcgi-pm-perl | before 3.51-1 | 3.51-1 |
| Debian:12 | libcgi-simple-perl | before 1.111-2 | 1.111-2 |
| Debian:12 | perl | before 5.10.1-17 | 5.10.1-17 |
| openSUSE:Tumbleweed | perl | before 5.24.0-3.5 | 5.24.0-3.5 |
| openSUSE:Tumbleweed | perl-CGI-Simple | before 1.115-1.4 | 1.115-1.4 |
Same product
andy armstrong: all recordsOther highest-scoring records for the same primary product.
- CVE-2012-5526CGI.pm module before 3.63 for Perl does not properly escape newlines in (1) Set-Cookie or (2) P3P headers, which might allow remote attacker21Monitor
- CVE-2010-4410CRLF injection vulnerability in the header function in (1) CGI.pm before 3.50 and (2) Simple.pm in CGI::Simple 1.112 and earlier allows remo18Monitor
- CVE-2010-2761The multipart_init function in (1) CGI.pm before 3.50 and (2) Simple.pm in CGI::Simple 1.112 and earlier uses a hardcoded value of the MIME 18Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:libcgi-pm-perl | 3.51-1 · Debian:12 | Package registry (OSV) |
| debian:libcgi-simple-perl | 1.111-2 · Debian:12 | Package registry (OSV) |
| debian:perl | 5.10.1-17 · Debian:12 | Package registry (OSV) |
| opensuse:perl | 5.24.0-3.5 · openSUSE:Tumbleweed | Package registry (OSV) |
| opensuse:perl-CGI-Simple | 1.115-1.4 · openSUSE:Tumbleweed | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- none
- Integrity
- P · data or configuration can be modified
- Availability
- none
- Attack complexity
- M
- Confidentiality impact
- None
- Integrity impact
- P
- Availability impact
- None
Weakness class (CWE)
—
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.fedoraproject.org/pipermail/package-announce/2011-February/053665.html
- lists.fedoraproject.org/pipermail/package-announce/2011-February/053678.html
- lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
- openwall.com/lists/oss-security/2010/12/01/3
- secunia.com/advisories/43033
- secunia.com/advisories/43068
- secunia.com/advisories/43165
- www.bugzilla.org/security/3.2.9/
- www.mandriva.com/security/advisories?name=MDVSA-2011:008
- www.vupen.com/english/advisories/2011/0106
- www.vupen.com/english/advisories/2011/0207
- www.vupen.com/english/advisories/2011/0212
- www.vupen.com/english/advisories/2011/0271
- bugzilla.mozilla.org/show_bug.cgi?id=591165
Vendor advisories and official records. Exploit/PoC links are deliberately left out.